| Company | Timeline | Status | |
| Matvienko Investments Limited Director • Director | 3 Nov 2017←8 Years→Current | Active | |
| Elite Kick-Boxing Supplies Limited Director • Director | 4 Jul 2012←13 Years→Current | Active | |
| Elite Kick-Boxing/Boxing Ltd Director • Director | 7 Apr 2005←20 Years→Current | Active | |
